WO2014182201A1 - Vacuum cleaner - Google Patents

Vacuum cleaner Download PDF

Info

Publication number
WO2014182201A1
WO2014182201A1 PCT/SE2013/000063 SE2013000063W WO2014182201A1 WO 2014182201 A1 WO2014182201 A1 WO 2014182201A1 SE 2013000063 W SE2013000063 W SE 2013000063W WO 2014182201 A1 WO2014182201 A1 WO 2014182201A1
Authority
WO
WIPO (PCT)
Prior art keywords
vacuum cleaner
metal sheet
casing
cleaner according
handle part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/SE2013/000063
Other languages
French (fr)
Inventor
Simon FAREMO
Anna-Karin Gray
Elisabeth PIPER MÄKITALA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electrolux AB
Original Assignee
Electrolux AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electrolux AB filed Critical Electrolux AB
Priority to PCT/SE2013/000063 priority Critical patent/WO2014182201A1/en
Publication of WO2014182201A1 publication Critical patent/WO2014182201A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners

Definitions

  • the present invention relates to a vacuum cleaner.
  • present invention relates to a handheld vacuum cleaner.
  • a vacuum cleaner comprises usually a casing made of one or more plastic parts.
  • plastic parts have a tendency to be deformed over age, if they are subjected to heat.
  • the motor and electronics of the vacuum cleaner generate a substantial amount of heat.
  • Plastic parts beside heat generating components may be deformed.
  • the design of the vacuum cleaner may be damaged, if outer plastic parts are deformed.
  • the object of the present invention is achieved by the vacuum cleaner according to claim 1.
  • the vacuum cleaner according to the present invention comprises a casing, wherein:
  • the casing includes one or more casing parts made of plas- tics,
  • the casing includes at least one metal sheet
  • the at least one metal sheet is arranged at an outer side of the casing
  • the at least one metal sheet forms a central portion of one side of the casing.
  • the core of the present invention is the metal sheet as part of the casing of the vacuum cleaner,
  • the at least one metal sheet improves the physical properties f the casing.
  • the metal sheet cannot be deformed by heat as the other plastic parts of the casing.
  • the metal sheet increases the stiffness of the casing.
  • the at least one metal sheet is arranged besides one or more heat generating components of the vacuum cleaner.
  • the at least one metal sheet is arranged beside a motor of the vacuum cleaner.
  • the at least one metal sheet may be arranged at an outer side of a dust container of the vacuum cleaner.
  • the at least one metal sheet may include a cut-out provided for a switch of the vacuum cleaner.
  • the at least one metal sheet includes a number of slots intended for light emitting diodes (LEDs) and/or light guides.
  • Said LEDs and/or light guides may indicate a state of the vacuum cleaner.
  • the LEDs and/or light guides indicate a charging status.
  • the at least one metal sheet may include a plurality of lug elements for fastening at neighboured parts of the casing of the vacuum cleaner.
  • the at least one metal sheet is adapted to the contour of the casing of the vacuum cleaner.
  • the vacuum cleaner is a handheld vacuum cleaner.
  • the casing of the vacuum cleaner includes a narrow handle part and wide motor part connected in series, wherein the metal sheet extends over one side of the handle part and motor part.
  • the casing of the vacuum cleaner includes a narrow handle part, a wide motor part and a wide dust ' container, wherein the metal sheet extends over one side of the handle part, motor part and dust container.
  • the vacuum cleaner comprises at least one floor nozzle .
  • the at least one metal sheet is arranged on a top side of the casing of the vacuum cleaner.
  • the at least one metal sheet forms a top side of the casing of the vacuum cleaner.
  • FIG 1 illustrates a perspective view of a metal sheet for a casing of a vacuum cleaner according to a preferred embodiment of the present invention
  • FIG 2 illustrates a side view of the metal sheet for the casing of the vacuum cleaner according to the preferred embodiment of the present invention
  • FIG 3 illustrates a top view of the metal sheet for the casing of the vacuum cleaner according to the preferred embodiment of the present invention
  • FIG 4 illustrates a perspective view of the casing of the
  • FIG 5 illustrates a further perspective view of the casing of the vacuum cleaner according to the preferred embodi- ment of the present invention
  • FIG 6 illustrates a perspective view of the casing of the vacuum cleaner according to another embodiment of the present invention
  • FIG 1 illustrates a perspective view of a metal sheet 10 for a casing of a vacuum cleaner according to a preferred embodiment of the present invention.
  • the metal sheet 10 forms a part of the casing of the vacuum cleaner.
  • the metal sheet 10 is slightly curved, wherein an outer side is convex and an inner side is concave.
  • the metal sheet 10 comprises a cut-out 12 and a set of slots 14.
  • the cut-out 12 is provided for a switch of the vacuum cleaner.
  • the slots 14 are optional.
  • the slots 14 are intended for light emitting diodes (LEDs) or ' light guides. Said LEDs or light guides are provided for indicating a state of the vacuum cleaner. For example, the LEDs or light guides indicate a charging status.
  • the metal sheet 10 comprises four parallel slots 14.
  • the metal sheet 10 includes a narrow portion 16 and a wide portion 18.
  • the slots 14 are arranged in the wide portion 18 of the metal sheet 10.
  • the cut-out 12 is arranged in a transitional portion of the portion 16 and the wide portion 18 of the metal sheet 10.
  • the metal sheet 10 comprises a plurality of lug elements 20.
  • the lug elements 20 are arranged at the border of the concave inner side.
  • the lug elements 20 extend substantially perpendicular to the plane of the metal sheet 10.
  • the lug elements 20 are provided for connecting the metal sheet 10 to the casing.
  • FIG 2 illustrates a side view of the metal sheet 10 for the cas- ing of the vacuum cleaner according to the preferred embodiment of the present invention.
  • FIG 2 clarifies the arrangement of the lug elements 20 at the metal sheet 10.
  • FIG 3 illustrates a top view of the metal sheet 10 for the casing of the vacuum cleaner according to the preferred embodiment of the present invention.
  • FIG 3 clarifies the po- sitions of the cut-out 12 and slots 14 and the relationship between the narrow portion 16 and the wide portion of the metal sheet 10.
  • FIG 4 illustrates a perspective view of the casing of the vacuum cleaner 22 according to a preferred embodiment of the present invention.
  • the vacuum cleaner 22 is a handheld vacuum cleaner.
  • the vacuum cleaner 22 includes a handle part 24, a motor part 26 and a dust container 28.
  • the handle part 24, the motor part 26 and the dust container 28 are arranged in series, wherein the motor part 26 is between the handle part 24 and the dust container 28.
  • the metal sheet 10 covers one side of the handle part 24 and the motor part 26.
  • An on-off switch 32 is arranged within the cutout 12 of the metals sheet 10.
  • a further metal sheet 30 covers one side of the dust container 28.
  • the other parts of the casing of the vacuum cleaner 22 are made of plastics.
  • FIG 5 illustrates a further perspective view of the casing of the vacuum cleaner 22 according to the preferred embodiment of the present invention.
  • the metal sheet 10 covers one side of the handle part 24 and the motor part 26, while the further metal sheet 30 covers one side of the dust container 28.
  • the metal sheet 10 and the further metal sheet 30 are arranged on the top side of the casing of the vacuum cleaner 22.
  • the metal sheet 10 and the further metal sheet 30 may be formed as a single-piece part.
  • the metal sheet 10 and the further metal sheet 30 may be formed as two separate metal sheets or as one single metal sheet.
  • the metal sheet 10 and the further metal sheet 30 are arranged at such places of the casing of the vacuum cleaner, in which the temperature is relative high.
  • the metal sheets 10 and 30 are more resistant to deformation than plastic parts. Further, the metal sheets 10 and 30 provide a reinforcement and support for the casing of the vacuum cleaner 22.
  • FIG 6 illustrates a perspective view of the casing of the vacuum cleaner 22 according to another embodiment of the present invention.
  • the vacuum cleaner 22 of FIG 6 is similar to the vacuum cleaner 22 shown in FIG 4 and 5. Additionally, the vacuum cleaner 22 of FIG 6 comprises a floor nozzle ' 34, so that the vacuum cleaner 22 can be used as a floor vacuum cleaner.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Suction Cleaners (AREA)

Abstract

The present invention relates to a vacuum cleaner (20) comprising a casing. The casing includes one or more casing parts made of plastics. The casing includes at least one metal sheet (10, 30). The at least one metal sheet (10, 30) is arranged at an outer side of the casing. The at least one metal sheet (10, 30) forms a central portion of one side of the casing.

Description

Vacuum cleaner
The present invention relates to a vacuum cleaner. In particu- lar, present invention relates to a handheld vacuum cleaner.
A vacuum cleaner comprises usually a casing made of one or more plastic parts. Such a vacuum cleaner can be easily produced by low costs. However, plastic parts have a tendency to be deformed over age, if they are subjected to heat. In particular, the motor and electronics of the vacuum cleaner generate a substantial amount of heat. Plastic parts beside heat generating components may be deformed. The design of the vacuum cleaner may be damaged, if outer plastic parts are deformed.
It is an object of the present invention to provide a vacuum cleaner, which prevents deformation plastic parts by heat.
The object of the present invention is achieved by the vacuum cleaner according to claim 1.
The vacuum cleaner according to the present invention comprises a casing, wherein:
the casing includes one or more casing parts made of plas- tics,
the casing includes at least one metal sheet,
the at least one metal sheet is arranged at an outer side of the casing, and
the at least one metal sheet forms a central portion of one side of the casing.
The core of the present invention is the metal sheet as part of the casing of the vacuum cleaner, The at least one metal sheet improves the physical properties f the casing. The metal sheet cannot be deformed by heat as the other plastic parts of the casing. The metal sheet increases the stiffness of the casing. Preferably, the at least one metal sheet is arranged besides one or more heat generating components of the vacuum cleaner.
In particular, the at least one metal sheet is arranged beside a motor of the vacuum cleaner.
Further, the at least one metal sheet may be arranged at an outer side of a dust container of the vacuum cleaner. Moreover, the at least one metal sheet may include a cut-out provided for a switch of the vacuum cleaner.
Preferably, the at least one metal sheet includes a number of slots intended for light emitting diodes (LEDs) and/or light guides. Said LEDs and/or light guides may indicate a state of the vacuum cleaner. For example, the LEDs and/or light guides indicate a charging status.
For fastening the metal sheet, the at least one metal sheet may include a plurality of lug elements for fastening at neighboured parts of the casing of the vacuum cleaner.
For example, the at least one metal sheet is adapted to the contour of the casing of the vacuum cleaner.
In particular, the vacuum cleaner is a handheld vacuum cleaner.
According to a preferred embodiment of the present invention the casing of the vacuum cleaner includes a narrow handle part and wide motor part connected in series, wherein the metal sheet extends over one side of the handle part and motor part.
According to another embodiment of the present invention the casing of the vacuum cleaner includes a narrow handle part, a wide motor part and a wide dust' container, wherein the metal sheet extends over one side of the handle part, motor part and dust container. Moreover, the vacuum cleaner comprises at least one floor nozzle . In particular, the at least one metal sheet is arranged on a top side of the casing of the vacuum cleaner.
In a similar way, the at least one metal sheet forms a top side of the casing of the vacuum cleaner.
Novel and inventive features believed to be the characteristic of the present invention are set forth in the appended claims.
The invention will be described in further detail with reference to the drawings, in which
FIG 1 illustrates a perspective view of a metal sheet for a casing of a vacuum cleaner according to a preferred embodiment of the present invention,
FIG 2 illustrates a side view of the metal sheet for the casing of the vacuum cleaner according to the preferred embodiment of the present invention, FIG 3 illustrates a top view of the metal sheet for the casing of the vacuum cleaner according to the preferred embodiment of the present invention,
FIG 4 illustrates a perspective view of the casing of the
vacuum cleaner according to the preferred embodiment of the present invention,
FIG 5 illustrates a further perspective view of the casing of the vacuum cleaner according to the preferred embodi- ment of the present invention, and FIG 6 illustrates a perspective view of the casing of the vacuum cleaner according to another embodiment of the present invention. FIG 1 illustrates a perspective view of a metal sheet 10 for a casing of a vacuum cleaner according to a preferred embodiment of the present invention. The metal sheet 10 forms a part of the casing of the vacuum cleaner. The metal sheet 10 is slightly curved, wherein an outer side is convex and an inner side is concave.
The metal sheet 10 comprises a cut-out 12 and a set of slots 14. The cut-out 12 is provided for a switch of the vacuum cleaner. The slots 14 are optional. In this embodiment the slots 14 are intended for light emitting diodes (LEDs) or' light guides. Said LEDs or light guides are provided for indicating a state of the vacuum cleaner. For example, the LEDs or light guides indicate a charging status. In this example, the metal sheet 10 comprises four parallel slots 14.
The metal sheet 10 includes a narrow portion 16 and a wide portion 18. The slots 14 are arranged in the wide portion 18 of the metal sheet 10. The cut-out 12 is arranged in a transitional portion of the portion 16 and the wide portion 18 of the metal sheet 10.
Further, the metal sheet 10 comprises a plurality of lug elements 20. The lug elements 20 are arranged at the border of the concave inner side. The lug elements 20 extend substantially perpendicular to the plane of the metal sheet 10. The lug elements 20 are provided for connecting the metal sheet 10 to the casing.
FIG 2 illustrates a side view of the metal sheet 10 for the cas- ing of the vacuum cleaner according to the preferred embodiment of the present invention. In particular, FIG 2 clarifies the arrangement of the lug elements 20 at the metal sheet 10. FIG 3 illustrates a top view of the metal sheet 10 for the casing of the vacuum cleaner according to the preferred embodiment of the present invention. In particular, FIG 3 clarifies the po- sitions of the cut-out 12 and slots 14 and the relationship between the narrow portion 16 and the wide portion of the metal sheet 10.
FIG 4 illustrates a perspective view of the casing of the vacuum cleaner 22 according to a preferred embodiment of the present invention. The vacuum cleaner 22 is a handheld vacuum cleaner.
The vacuum cleaner 22 includes a handle part 24, a motor part 26 and a dust container 28. The handle part 24, the motor part 26 and the dust container 28 are arranged in series, wherein the motor part 26 is between the handle part 24 and the dust container 28.
The metal sheet 10 covers one side of the handle part 24 and the motor part 26. An on-off switch 32 is arranged within the cutout 12 of the metals sheet 10. A further metal sheet 30 covers one side of the dust container 28. The other parts of the casing of the vacuum cleaner 22 are made of plastics. FIG 5 illustrates a further perspective view of the casing of the vacuum cleaner 22 according to the preferred embodiment of the present invention. The metal sheet 10 covers one side of the handle part 24 and the motor part 26, while the further metal sheet 30 covers one side of the dust container 28.
The metal sheet 10 and the further metal sheet 30 are arranged on the top side of the casing of the vacuum cleaner 22.
Alternatively, the metal sheet 10 and the further metal sheet 30 may be formed as a single-piece part. Depending on the structure and emptying mechanism of the dust container 28, the metal sheet 10 and the further metal sheet 30 may be formed as two separate metal sheets or as one single metal sheet.
The metal sheet 10 and the further metal sheet 30 are arranged at such places of the casing of the vacuum cleaner, in which the temperature is relative high. The metal sheets 10 and 30 are more resistant to deformation than plastic parts. Further, the metal sheets 10 and 30 provide a reinforcement and support for the casing of the vacuum cleaner 22.
FIG 6 illustrates a perspective view of the casing of the vacuum cleaner 22 according to another embodiment of the present invention. The vacuum cleaner 22 of FIG 6 is similar to the vacuum cleaner 22 shown in FIG 4 and 5. Additionally, the vacuum cleaner 22 of FIG 6 comprises a floor nozzle' 34, so that the vacuum cleaner 22 can be used as a floor vacuum cleaner.
Although illustrative embodiments of the present invention have been described herein with reference to the accompanying drawings, it is to be understood that the present invention is not limited to those precise embodiments, and that various other changes and modifications may be affected therein by one skilled in the art without departing from the scope or spirit of the invention. All such changes and modifications are intended to be included within the scope of the invention as defined by the appended claims .
List of reference numerals
10 metal sheet
12 cut-out
14 slot
16 narrow portion
18 wide portion
20 lug element
22 vacuum cleaner
24 handle part
26 motor part
28 dust container
30 further metal sheet
32 on-off switch
34 floor nozzle

Claims

Claims
1. A vacuum cleaner (20) comprising a casing, wherein:
the casing includes one or more casing parts made of plastics,
the casing includes at least one metal sheet (10, 30), the at least one metal sheet (10, 30) is arranged at an outer side of the casing, and
the at least one metal sheet (10, 30) forms a central portion of one side of the casing.
2. The vacuum cleaner according to claim 1,
characterized in that
the at least one metal sheet (10, 30) is arranged besides one or more heat generating components of the vacuum cleaner (22) .
3. The vacuum cleaner according to claim 1 or 2,
characterized in that
the at least one metal sheet (10, 30) is arranged beside a motor of the vacuum cleaner (22) .
4. The vacuum cleaner according to any one of the preceding
claims,
characterized in that
the at least one metal sheet (30) is arranged at an outer side of a dust container (28) of the vacuum cleaner (22) .
5. The vacuum cleaner according to any one of the preceding
claims,
characterized in that
the at least one metal sheet (10, 30) includes a cut-out (12) provided for a switch (32) of the vacuum cleaner (22).
6. The vacuum cleaner according to any one of the preceding
claims,
characterized in that the at least one metal sheet (10, 30) includes a number of slots (14) intended for light emitting diodes and/or light guides .
The vacuum cleaner according to any one of the preceding claims ,
characterized in that
the at least one metal sheet (10, 30) includes a plurality of lug elements (20) for fastening at neighboured parts of the casing of the vacuum cleaner (22) .
The vacuum cleaner according to any one of the preceding claims,
characterized in that
the at least one metal sheet (10, 30) is adapted to the contour of the casing of the vacuum cleaner (22) .
The vacuum cleaner according to any one of the preceding claims ,
characterized in that
the vacuum cleaner (22) is a handheld vacuum cleaner.
The vacuum cleaner according to claim 9,
characterized in that
the casing of the vacuum cleaner (22) includes a narrow handle part (24) and wide motor part (26) connected in series, wherein the metal sheet (10) extends over one side of the handle part (24) and motor part (26) .
The vacuum cleaner according to claim 9,
characterized in that
the casing of the vacuum cleaner (22) includes a narrow handle part (24), a wide motor part (26) and a wide dust container (28), wherein the metal sheet (10, 30) extends over one side of the handle part (24), motor part (26) and dust container (28) .
12. The vacuum cleaner according to any one of the preceding claims,
characterized in that
the vacuum cleaner (22) comprises at least one floor nozz (34) .
13. The vacuum cleaner according to any one of the preceding claims,
characterized in that
the at least one metal sheet (10, 30) is arranged on a top side of the casing of the vacuum cleaner (22) .
The vacuum cleaner according to any one of the preceding claims,
characterized in that
the at least one metal sheet (10, 30) forms a top side o the casing of the vacuum cleaner (22) .
PCT/SE2013/000063 2013-05-07 2013-05-07 Vacuum cleaner Ceased WO2014182201A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/SE2013/000063 WO2014182201A1 (en) 2013-05-07 2013-05-07 Vacuum cleaner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2013/000063 WO2014182201A1 (en) 2013-05-07 2013-05-07 Vacuum cleaner

Publications (1)

Publication Number Publication Date
WO2014182201A1 true WO2014182201A1 (en) 2014-11-13

Family

ID=51867557

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SE2013/000063 Ceased WO2014182201A1 (en) 2013-05-07 2013-05-07 Vacuum cleaner

Country Status (1)

Country Link
WO (1) WO2014182201A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110169734A (en) * 2019-06-28 2019-08-27 宁波海际电器有限公司 A kind of dust catcher with damping noise control function
EP3763267A1 (en) * 2019-07-12 2021-01-13 Leifheit AG Portable vacuum apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333564A (en) * 1966-06-28 1967-08-01 Sunbeam Corp Vacuum bag indicator
USD364013S (en) * 1993-02-12 1995-11-07 Aktiebolaget Electrolux Battery fed vacuum cleaner
WO2008088278A2 (en) * 2007-01-19 2008-07-24 Aktiebolaget Electrolux Improvements relating to air flow losses in a vacuum cleaner
WO2010042002A1 (en) * 2008-10-10 2010-04-15 Aktiebolaget Electrolux A dustcup

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333564A (en) * 1966-06-28 1967-08-01 Sunbeam Corp Vacuum bag indicator
USD364013S (en) * 1993-02-12 1995-11-07 Aktiebolaget Electrolux Battery fed vacuum cleaner
WO2008088278A2 (en) * 2007-01-19 2008-07-24 Aktiebolaget Electrolux Improvements relating to air flow losses in a vacuum cleaner
WO2010042002A1 (en) * 2008-10-10 2010-04-15 Aktiebolaget Electrolux A dustcup

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110169734A (en) * 2019-06-28 2019-08-27 宁波海际电器有限公司 A kind of dust catcher with damping noise control function
CN110169734B (en) * 2019-06-28 2024-05-03 宁波海际电器有限公司 Dust collector with shock attenuation noise control function
EP3763267A1 (en) * 2019-07-12 2021-01-13 Leifheit AG Portable vacuum apparatus

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